Finding the Fourth Proportional to 2,111.10, 3,164.85 and 1,492.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,111.10 : 3,164.85 = 1,492.86 : x
2. Step 2: Convert to fraction form
   2,111.10/3,164.85 = 1,492.86/x
3. Step 3: Cross multiply
   2,111.10x = 3,164.85 × 1,492.86
4. Step 4: Simplify right side
   2,111.10x = 4,724,677.97
5. Step 5: Solve for x
   x = 4,724,677.97/2,111.10
6. Step 6: Final answer
   x = 2,238.02